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Finding the Fourth Proportional to 114,474.72, 171,712.08 and 52,214.88

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Solution

The fourth proportional to 114,474.72, 171,712.08 and 52,214.88 is: 78,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,474.72 : 171,712.08 = 52,214.88 : x
  2. Step 2: Convert to fraction form
    114,474.72/171,712.08 = 52,214.88/x
  3. Step 3: Cross multiply
    114,474.72x = 171,712.08 × 52,214.88
  4. Step 4: Simplify right side
    114,474.72x = 8,965,925,651.75
  5. Step 5: Solve for x
    x = 8,965,925,651.75/114,474.72
  6. Step 6: Final answer
    x = 78,322.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.